Provide advisory histogram boundaries when creating OpenAI metrics

instrumentation-genai/opentelemetry-instrumentation-openai-v2/README.rst

@@ -89,10 +89,10 @@ To implement these bucket boundaries, you can create Views in your OpenTelemetry
 
 .. code-block:: python
 
-    from opentelemetry.sdk.metrics import MeterProvider, View
+    from opentelemetry.sdk.metrics import MeterProvider
     from opentelemetry.sdk.metrics.export import PeriodicExportingMetricReader
     from opentelemetry.exporter.otlp.proto.grpc.metric_exporter import OTLPMetricExporter
-    from opentelemetry.sdk.metrics.aggregation import ExplicitBucketHistogramAggregation
+    from opentelemetry.sdk.metrics.view import ExplicitBucketHistogramAggregation, View
 
     views = [
         View(

instrumentation-genai/opentelemetry-instrumentation-openai-v2/examples/manual/main.py

@@ -8,13 +8,23 @@
 from opentelemetry.exporter.otlp.proto.grpc._log_exporter import (
     OTLPLogExporter,
 )
+from opentelemetry.exporter.otlp.proto.grpc.metric_exporter import (
+    OTLPMetricExporter,
+)
 from opentelemetry.exporter.otlp.proto.grpc.trace_exporter import (
     OTLPSpanExporter,
 )
 from opentelemetry.instrumentation.openai_v2 import OpenAIInstrumentor
+from opentelemetry.metrics import set_meter_provider
 from opentelemetry.sdk._events import EventLoggerProvider
 from opentelemetry.sdk._logs import LoggerProvider
 from opentelemetry.sdk._logs.export import BatchLogRecordProcessor
+from opentelemetry.sdk.metrics import MeterProvider
+from opentelemetry.sdk.metrics.export import PeriodicExportingMetricReader
+from opentelemetry.sdk.metrics.view import (
+    ExplicitBucketHistogramAggregation,
+    View,
+)
 from opentelemetry.sdk.trace import TracerProvider
 from opentelemetry.sdk.trace.export import BatchSpanProcessor
 
@@ -24,6 +34,56 @@
     BatchSpanProcessor(OTLPSpanExporter())
 )
 
+# configure metrics
+reader = PeriodicExportingMetricReader(
+    OTLPMetricExporter(), export_interval_millis=1000
+)
+views = [
+    View(
+        instrument_name="gen_ai.client.token.usage",
+        aggregation=ExplicitBucketHistogramAggregation(
+            [
+                1,
+                4,
+                16,
+                64,
+                256,
+                1024,
+                4096,
+                16384,
+                65536,
+                262144,
+                1048576,
+                4194304,
+                16777216,
+                67108864,
+            ]
+        ),
+    ),
+    View(
+        instrument_name="gen_ai.client.operation.duration",
+        aggregation=ExplicitBucketHistogramAggregation(
+            [
+                0.01,
+                0.02,
+                0.04,
+                0.08,
+                0.16,
+                0.32,
+                0.64,
+                1.28,
+                2.56,
+                5.12,
+                10.24,
+                20.48,
+                40.96,
+                81.92,
+            ]
+        ),
+    ),
+]
+set_meter_provider(MeterProvider(metric_readers=[reader], views=views))
+
 # configure logging and events
 _logs.set_logger_provider(LoggerProvider())
 _logs.get_logger_provider().add_log_record_processor(

instrumentation-genai/opentelemetry-instrumentation-openai-v2/examples/manual/requirements.txt

@@ -2,4 +2,4 @@ openai~=1.57.3
 
 opentelemetry-sdk~=1.29.0
 opentelemetry-exporter-otlp-proto-grpc~=1.29.0
-opentelemetry-instrumentation-openai-v2~=2.0b0
+opentelemetry-instrumentation-openai-v2~=2.1b0